CPSD

Calamos S&P 500 Structured Alt Protection ETF - December

27 hedge funds and large institutions have $23.1M invested in Calamos S&P 500 Structured Alt Protection ETF - December in 2025 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 9 increasing their positions, 6 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
27
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$5.13M
2
$2.04M
3
$1.79M
4
$1.47M
5
$1.41M
6
$1.27M
7
$1.21M
8
$991K
9
$979K
10
$921K
11
$736K
12
$548K
13
$542K
14
$542K
15
$458K
16
$430K
17
$366K
18
$346K
19
$297K
20
$292K
21
$287K
22
$256K
23
$239K
24
$232K
25
$232K